All Episodes

October 8, 2025 66 mins

One of WWII’s lesser-known horrors, Japan’s secret biological warfare testing program is so brutal and inhumane that it’s hard to believe it could ever happen. And at its helm was a twisted microbiologist Shiro Ishi. 

Victims, known inside as “logs”, were injected and exposed to countless pathogens including typhoid, cholera, and the plague, then watched like lab rats as they were gripped by the diseases. Even in their last moments, the poor souls stuck inside Unit 731 weren’t safe, as they were cut open and examined, while they were still alive…

Exclusive bonus content:

Wondery - Ad-free & ShortHand

Patreon - Ad-free & Bonus Episodes

Follow us on social media:

YouTube

TikTok

Instagram

Visit our website:

Website

Sources available on redhandedpodcast.com

See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

Mark as Played

Advertise With Us

Popular Podcasts

Stuff You Should Know
Dateline NBC

Dateline NBC

Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations. Follow now to get the latest episodes of Dateline NBC completely free, or subscribe to Dateline Premium for ad-free listening and exclusive bonus content: DatelinePremium.com

The Breakfast Club

The Breakfast Club

The World's Most Dangerous Morning Show, The Breakfast Club, With DJ Envy, Jess Hilarious, And Charlamagne Tha God!

Music, radio and podcasts, all free. Listen online or download the iHeart App.

Connect

© 2025 iHeartMedia, Inc.